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Affton, MO
Full City Profile · Missouri
3.6
/5.0
B+
Good
20,035
Population
4,384/sq mi density
$77,337
Median Income
$43,832 per capita
$200,300
Home Value
$235,292 Zillow
$978
Median Rent
25.4% income on rent
58°F
Avg Temperature
293 sunny days/yr
491
Violent Crime/100K
1,052 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$77,337 median income, 1.8% unemployment
A+
Affordability
5.0 / 5.0
$200,300 home value, $978/mo rent
F
Safety
1.0 / 5.0
491 violent crimes/100K (29% above avg)
B+
Education
3.8 / 5.0
35.0% bachelor's degree or higher
Housing Overview
Median Home Value
$200,300
29% below
US avg: $281,900
Median Rent
$978/mo
16% below
US avg: $1,163/mo
Homeownership Rate
80.5%
23% above US avg (65.4%)
Total Housing Units
9,300
Median year built: 1959
Home Value by Source
Census Median
$200,300
Zillow (ZHVI)
$235,292
Median Sale Price
$275,000
Median List Price
$254,950
Census ACS, Zillow ZHVI, Redfin median sale price
Ownership vs. Renting
80.5%
Owner-Occupied
19.5%
Renter-Occupied
US avg: 65.4% owner-occupied
Fair Market Rents (HUD FY2026)
Studio
$732/mo
1 Bedroom
$775/mo
2 Bedroom
$970/mo
3 Bedroom
$1,265/mo
4 Bedroom
$1,457/mo
Census median rent:
$978/mo
Market Indicators (Redfin)
Median Days on Market
13 days
Sale-to-List Ratio
1.0%
Buyers market
Homes Sold
17
Price Drops
8.3%
of listings with price reduction
Price Per Sq Ft
$191
Active Inventory
12
homes for sale
Affordability & Housing Stock
Rent Burden
25.4%
of renters spending 30%+ of income on housing
18% below US avg (31.0%)
Median Year Built
1959
Average age of housing stock: 67 years
Homeownership Rate
80.5%
Complete Housing Data
Home Values
| Census Median Value | $200,300 |
| Zillow Home Value (ZHVI) | $235,292 |
| Median Sale Price | $275,000 |
| Median List Price | $254,950 |
| Price Per Sq Ft | $191 |
Rent
| Census Median Rent | $978 |
| FMR Studio | $732 |
| FMR 1-Bedroom | $775 |
| FMR 2-Bedroom | $970 |
| FMR 3-Bedroom | $1,265 |
| FMR 4-Bedroom | $1,457 |
Market
| Days on Market | 13 |
| Sale-to-List Ratio | 1.0% |
| Price Drops | 8.3% |
| Homes Sold | 17 |
| Active Inventory | 12 |
| Price Per Sq Ft | $191 |
Ownership & Stock
| Owner-Occupied | 80.5% |
| Renter-Occupied | 19.5% |
| Homeownership Rate | 80.5% |
| Total Housing Units | 9,300 |
| Median Year Built | 1959 |
| Rent Burden | 25.4% |